256376338 has 8 divisors (see below), whose sum is σ = 385160832. Its totient is φ = 127989396.

The previous prime is 256376311. The next prime is 256376347. The reversal of 256376338 is 833673652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 256376294 and 256376303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97770 + ... + 100357.

It is an arithmetic number, because the mean of its divisors is an integer number (48145104).

Almost surely, 2^256376338 is an apocalyptic number.

256376338 is a deficient number, since it is larger than the sum of its proper divisors (128784494).

256376338 is a wasteful number, since it uses less digits than its factorization.

256376338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198776.

The product of its digits is 544320, while the sum is 43.

The square root of 256376338 is about 16011.7562434606. The cubic root of 256376338 is about 635.2714139312.

The spelling of 256376338 in words is "two hundred fifty-six million, three hundred seventy-six thousand, three hundred thirty-eight".